From a6baad020124e4ef12ee4f62add7c6022f919719 Mon Sep 17 00:00:00 2001
From: Andreas Tsouchlos <an.tsouchlos@gmail.com>
Date: Thu, 10 Nov 2022 10:24:24 +0100
Subject: [PATCH] Comment changes

---
 sw/utility/simulations.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sw/utility/simulations.py b/sw/utility/simulations.py
index 9ed9141..2c1d618 100644
--- a/sw/utility/simulations.py
+++ b/sw/utility/simulations.py
@@ -53,10 +53,13 @@ def test_decoder(x: np.array,
                       leave=False,
                       bar_format="{l_bar}{bar}| {n_fmt}/{total_fmt}"):
 
+            # Simulate channel
             y = noise.add_awgn(x_bpsk, SNR, signal_amp=np.sqrt(2))
 
+            # Decode received frame
             x_hat = decoder.decode(y)
 
+            # Calculate statistics
             total_bit_errors += count_bit_errors(x, x_hat)
             total_bits += x.size
             total_frame_errors += 1 if total_bit_errors > 0 else 0